Powerful Ground N Pound From The Knee Cut Position | Kneebars For MMA
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Ground Knee·King Kneebar
The knee cut is a great position for passing, but once you discover how powerful the ground-n-pound can be, you may choo…
Ground Knee
Familyグラウンドニー(Guraundo Nī)
TransliterationTranslation: ground knee
Overview
History & Origin
Ground knee strikes are techniques delivered to a downed or grounded opponent using the knee, with historical roots in multiple fighting systems. [1] In ancient Greek pankration, ground striking including knee strikes was permitted and depicted in pottery and sculpture. [2] In Muay Boran, ground knee strikes were part of the battlefield repertoire, used when an opponent had been taken down. [3] Modern MMA revived ground knee techniques within specific rulesets, though many organisations restrict or prohibit knees to the head of a grounded opponent. [1]
Effectiveness
Ground knees are delivered from top position on the ground, targeting the body and head of a downed opponent. [1]
Lineage
Ground knees are used in MMA ground-and-pound. [1]
Competition Record
Ground knees are legal in MMA (except to a grounded opponent's head in some rulesets). [1]
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Biomechanical Mechanism
Primary Action — Driving the knee upward or diagonally into the target using hip flexion and body weight
Joints Involved — Hip (powerful flexion drive), knee (point of impact, flexed), core (posture and power transfer)
Force Vector — Upward (straight knee to body/head), diagonal (round knee from the side), or clinch-pull driven
Clinch Integration — Most effective when combined with clinch control — pulling the opponent's head down into the rising knee multiplies impact force
Position & Entry
From Muay Thai clinch — Secure the plum (double collar tie), pull the opponent's head down, drive the knee up into the body or head
From clinch (collar-and-bicep) — Control one side, pull the opponent into the rising knee
As counter (opponent shoots) — When the opponent level changes for a takedown, drive the knee up into their face or chest
Videos
Patreon Unlocked | Using Knee Strikes on the Ground
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Ground Knee·roymarsh jiujitsu
This is from a class I taught on using strikes on the ground. Here, we covered the use of knees but also some important …
2 videos
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Ratings
Risk of injury to the person this technique is applied to
6
High6/10
Knees from ground positions; legal in MMA ground-and-pound
Skill level needed to execute this technique reliably
Intermediate
Whether this technique is allowed under major competition rule sets
Illegal
WBC/Boxing — All knee strikes prohibited {src— WBC Rules of Boxing}
— WKF — Prohibited in sport karate
WKF Competition Rules 2024PDF— WT — Prohibited
WT Competition Rules 2024PDF— ITF — Prohibited
ITF Competition RulesPDF— WAKO — Prohibited in most formats
WAKO Competition RulesPDFRestricted
— Unified MMA — Knees to standing opponent legal, knees to ...
Unified Rules of MMA, August 2025PDFK-1/GLORY — One clinch knee allowed before referee break {src— K-1/GLORY Kickboxing Rules}
Legal
Kyokushin — Legal to body {src— IKO Kyokushin Tournament Rules}
— IFMA — Legal — knees are a core Muay Thai weapon, clinch ...
IFMA Muay Thai RulesPDFTraining Notes
✓Ground knees are delivered from a top position on the ground — mount, side control, or guard passing positions
✓Drive the knee into the opponent's body or head (where legal) while controlling them with grips and bodyweight
✓The ground knee uses gravity and downward hip drive rather than standing momentum
✓In MMA, ground knees to the body from side control or mount are legal and effective for damage and positional advancement
✓Control the opponent's arms or head with the hands to prevent them from blocking the knee
✓Ground knees are legal to the body in most MMA rulesets but illegal to the head of a grounded opponent under the Unified Rules
✓Use ground knees to open up submission opportunities — the opponent reacts to the strikes by moving their arms, creating openings
Common Mistakes
!Kneeing a downed opponent's head in MMA — this is a foul under the Unified Rules and results in disqualification
!Losing top position while driving the knee — maintain base and balance throughout
!Not controlling the opponent's arms before kneeing — they block the knee and you waste energy
!Bouncing the knee off the target instead of driving through with hip pressure
!Rising too high to generate the knee, which creates space for the opponent to escape underneath
!Throwing ground knees without purpose — each knee should either damage or create a positional opening
!Not using the knee strikes to advance position — they should set up passes and transitions
Related Techniques
Counter Techniques
Setup Chain
1Clinch or Frame — establish control of the opponent's head or body
2Pull Opponent In — use the grip to close distance and compromise their posture
3Drive the Knee — thrust the knee upward into the target
Sources & References
Primary Source
Muay Thai: The Art of Fighting (Yod Ruerngsa, Khun Kao Charuad & James Cartmell, 2002)
1BookMuay Thai: The Art of Fighting (Kraitus, 2002)
Alias sources — [1] MMA Instruction Manual (UFC, 2008) [2] MMA Instruction Manual (UFC, 2008)
2BookMuay Thai Unleashed (Delp, 2006)
History sources — [1] Ultimate MMA Conditioning (Jamieson, 2009) [2] Combat Sports in the Ancient World (Poliakoff, 1987) [3] Muay Boran: The Ancient Art of Muay Thai (Rebac, 2008)
3OtherJapanese Combat Sports Katakana Convention
Standard katakana transliteration of Western martial arts terminology (外来語) — used in Japanese MMA, boxing, and BJJ communities
4CitationMuay Thai: The Art of Fighting (Kraitus, 2002)
Alias sources — [1] MMA Instruction Manual (UFC, 2008) [2] MMA Instruction Manual (UFC, 2008)
5CitationMuay Thai Unleashed (Delp, 2006)
History sources — [1] Ultimate MMA Conditioning (Jamieson, 2009) [2] Combat Sports in the Ancient World (Poliakoff, 1987) [3] Muay Boran: The Ancient Art of Muay Thai (Rebac, 2008)
Community
Athletics
Requires
hip flexion power, clinch control ability, close-range comfort
Favours
long thigh for greater leverage, strong hip flexors
Key muscles
hip flexors, quadriceps, core, grip (for clinch)
Sub-techniques
Notes
Ground knees are strikes delivered with the knee while on the ground — from mount, side control, or north-south. Legal in MMA but prohibited in most traditional martial arts competition. In MMA, ground knees to the body from mount are a common finishing tool. (Unified Rules of MMA; MMA training manuals)
Frequently Asked Questions
How should I position my body when throwing ground knee strikes to maintain control?
Keep your chest along the opponent's shoulders rather than on their chest, stay on your toes, and maintain connection to prevent them from escaping into guard or away. Your leg should kick back and come straight forward, with an alternative target if they block the initial strike.
What's the difference between using knee strikes in jiu-jitsu versus self-defense?
In jiu-jitsu you're aiming to submit your opponent, but in self-defense the approach is much more conservative—you're focused on not losing and not taking unnecessary chances, rather than pursuing risky submissions.
How do I use ground knee strikes from the half guard position in MMA?
Position your knee perpendicular to your opponent with the knee in their armpit and leg flared slightly for stability. From here, get on your toes, drive your shoulder into their chin or neck, and drop into a knee cut while maintaining control of their upper body and wrists to set up effective striking.
Should I warn my opponent before using strikes on the ground in a self-defense context?
Yes—ask if they want to continue or stop and give them a chance to tap out, as most reasonable people will choose to disengage rather than escalate. However, don't automatically release control if someone verbally gives up, as they may be attempting to escape and counter-attack.
How does the Ground Knee work?
Knee strikes delivered to a grounded opponent or while in a ground position, commonly used in ground-and-pound situations from top control.
Where does the Ground Knee come from?
Ground knee strikes are techniques delivered to a downed or grounded opponent using the knee, with historical roots in multiple fighting systems. In ancient Greek pankration, ground striking including knee strikes was permitted and depicted in pottery and sculpture.
Is the Ground Knee legal in competition?
Unified MMA: restricted — Knees to standing opponent legal, knees to head of grounded opponent banned; WBC/Boxing: banned — All knee strikes prohibited; WKF: banned — Prohibited in sport karate; Kyokushin: legal — Legal to body; WT: banned — Prohibited; ITF: banned — Prohibited; WAKO: banned — Prohibited in most formats; K: restricted — 1/GLORY — One clinch knee allowed before referee break; IFMA: legal — Legal — knees are a core Muay Thai weapon, clinch knees highly scored
How dangerous is the Ground Knee?
Danger rating 6/10. High — knees from ground positions; legal in MMA ground-and-pound
How do I set up the Ground Knee?
The standard setup chain: Clinch or Frame → Pull Opponent In → Drive the Knee.
How do I defend against the Ground Knee?
Standard counters include: Hip Check — push the opponent's hips away to create distance and kill the knee angle / Clinch Control — control the opponent's head and posture to prevent knee generation / Step Back — create distance to escape the knee's effective range.
What are the variants of the Ground Knee?
Common variants: Straight knee (driving the knee straight upward into the body or head); Curved knee (round knee) (swinging the knee from the side in a circular path); Flying knee (leaping forward and driving the knee at the apex of the jump); Clinch knee (pulling the opponent into the knee from Muay Thai plum po…).
How effective is the Ground Knee in competition?
Ground knees are legal in MMA (except to a grounded opponent's head in some rulesets).
What are common mistakes when doing the Ground Knee?
Top errors to watch for: Kneeing a downed opponent's head in MMA — this is a foul under the Unified Rules and results in disqualification / Losing top position while driving the knee — maintain base and balance throughout / Not controlling the opponent's arms before kneeing — they block the knee and you waste energy / Bouncing the knee off the target instead of driving through with hip pressure.
What are other names for the Ground Knee?
The Ground Knee is also known as Guraundo Nī, Ground-And-Pound Knee, Kneeling Knee Strike.